By custom in the last few decades, the President's address has usually been clinical, but loosely connected with medicine or science. He has had free choice of subject, by tradition the tide is not disclosed beforehand, and no Questions are asked afterwards. All this gives him considerable advantage, I have therefore chosen a subject which I think is of interest to many People, that of the pict...

Knowledge bases (KBs) about notable entities and their properties are an important asset in applications such as search, question answering dialogue. All popular KBs capture virtually only positive statements, abstain from taking any stance on statements not stored the KB. This paper makes case for explicitly stating salient that do hold. Negative useful to overcome limitations of systems mainl...

U programs in educational leadership have been criticized for failing to prepare effective leaders for our nation’s schools. Many of these critics are demanding signifi cant changes to leadership preparation programs, however, amidst these strident calls for change there has been very little dialogue about or consensus on what we as members of a democratic society believe capable educational le...